import Finch from '@tryfinch/finch-api';

const client = new Finch({
  accessToken: 'My Access Token',
});

const sandboxJobConfiguration = await client.sandbox.jobs.configuration.update({
  completion_status: 'complete',
  type: 'data_sync_all',
});

console.log(sandboxJobConfiguration.completion_status);

{
  "type": "data_sync_all",
  "completion_status": "complete"
}